Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175863 | Signal data processing system having independently, simultaneously operable ALU and MACU | — | 1992-12-29 |
| 4794517 | Three phased pipelined signal processor | Larry D. Larsen, Daniel J. Esteban | 1988-12-27 |
| 4712235 | Method and apparatus for improved control and time sharing of an echo canceller | — | 1987-12-08 |
| 4663675 | Apparatus and method for digital speech filing and retrieval | Larry D. Larsen | 1987-05-05 |
| 4528659 | Interleaved digital data and voice communications system apparatus and method | — | 1985-07-09 |
| 4476536 | Digital sine wave synthesizing method and apparatus | — | 1984-10-09 |
| 4455649 | Method and apparatus for efficient statistical multiplexing of voice and data signals | Daniel J. Esteban, Lee S. Rogers | 1984-06-19 |